31183480

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6899}}^1$

素因数の和:7023

約数の個数: 32

約数和(自身を含む): 70794000

約数和(自身を除く): 39610520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6899, 13798, 27596, 34495, 55192, 68990, 137980, 275960, 779587, 1559174, 3118348, 3897935, 6236696, 7795870, 15591740, 31183480]

約数ペア:

[(1, 31183480), (2, 15591740), (4, 7795870), (5, 6236696), (8, 3897935), (10, 3118348), (20, 1559174), (40, 779587), (113, 275960), (226, 137980), (452, 68990), (565, 55192), (904, 34495), (1130, 27596), (2260, 13798), (4520, 6899)]